/* Ideas en Producción — piel v0.4 (26-sep-2026): regla de diseño de Julián (Apple, Stripe, Airbnb, Linear, Duolingo).
   Una idea por pantalla, tipografía grande, aire, una foto real a lo grande, scroll narrativo, micro-interacciones.
   Fondo blanco por defecto; oscuro solo con data-theme="dark" (public/tema.js). Las variables conservan sus nombres:
   app.js y /profe dependen de ellas. */
:root{
  --bg:#FFFFFF; --bg-2:#F6F5FF; --surface:#FFFFFF; --ink:#0F0E1F; --muted:#5B5A78; --line:#E7E5F3;
  --accent:#6D28D9; --accent-2:#4F46E5; --accent-ink:#FFFFFF; --accent-soft:#EEE9FF; --focus:#6D28D9;
  --lime:#C6F452; --lime-ink:#1A2E05; --lime-soft:#F1FBD6; --lime-texto:#1A2E05; --coral:#FB7185; --coral-soft:#FFE4E8; --sky:#38BDF8; --sky-soft:#E0F5FF;
  --warn:#C2410C; --warn-soft:#FFEFE6; --ok:#15803D; --ok-soft:#E3F8EA;
  --sombra:0 12px 40px rgba(20,18,43,.08); --sombra-2:0 40px 100px rgba(20,18,43,.18); --sombra-acento:0 12px 30px rgba(109,40,217,.28);
  --display:"Space Grotesk","Archivo",system-ui,sans-serif; --body:"Inter","IBM Plex Sans",system-ui,sans-serif; --mono:"IBM Plex Mono",ui-monospace,monospace;
  --r:20px; --r-lg:28px; --ease:cubic-bezier(.2,.7,.2,1); --cabecera:64px;
  --ok-ink:#FFFFFF; /* texto sobre fondo --ok (en oscuro el verde es claro y el texto debe ser oscuro) */
  color-scheme:light;
}
:root[data-theme="dark"]{ --bg:#0B0B14; --bg-2:#14132A; --surface:#15142A; --ink:#F1EFFF; --muted:#A5A3C4; --line:#2A2846; --accent:#A78BFA; --accent-2:#818CF8; --accent-ink:#14122B; --accent-soft:#26214A; --focus:#C4B5FD; --lime:#BEF264; --lime-ink:#1A2E05; --lime-soft:#22301A; --lime-texto:#E9FBC8; --coral:#FDA4AF; --coral-soft:#3B1F27; --sky:#7DD3FC; --sky-soft:#14283A; --warn:#FDBA74; --warn-soft:#3A2410; --ok:#4ADE80; --ok-soft:#10301B; --sombra:0 12px 40px rgba(0,0,0,.4); --sombra-2:0 40px 100px rgba(0,0,0,.6); --sombra-acento:0 12px 30px rgba(167,139,250,.25); --ok-ink:#052E16; color-scheme:dark; }
/* Texto sobre el acento: en oscuro el violeta es claro (#A78BFA) y el blanco quedaba en 2,7:1; --accent-ink lo resuelve en ambos temas. */
header #btnEntrar{color:var(--accent-ink)}

*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.55;padding-inline:16px;padding-block:0 56px;position:relative;overflow-x:hidden;-webkit-font-smoothing:antialiased}
/* manchas de color suaves, fijas */
body::before,body::after{content:"";position:fixed;z-index:-1;border-radius:50%;filter:blur(80px);opacity:.5;pointer-events:none}
body::before{width:560px;height:560px;left:-200px;top:-220px;background:radial-gradient(circle,var(--accent-soft),transparent 70%)}
body::after{width:480px;height:480px;right:-200px;top:160px;background:radial-gradient(circle,var(--lime-soft),transparent 70%)}
.wrap{max-width:1140px;margin:0 auto}
img{max-width:100%}

/* aparición al hacer scroll (.rev → .in desde app.js). Si el JS no llega, un respaldo lo muestra igual a los 2,5 s. */
.rev{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease) var(--d,0s),transform .8s var(--ease) var(--d,0s);animation:rev-respaldo 1ms linear 2.5s forwards}
.js .rev{animation:none}
.rev.in{opacity:1;transform:none}
@keyframes rev-respaldo{to{opacity:1;transform:none}}

/* cabecera fija, translúcida, de borde a borde */
header{position:sticky;top:0;z-index:30;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;min-height:var(--cabecera);padding-block:10px;margin-inline:calc(50% - 50vw);padding-inline:calc(50vw - 50%);background:color-mix(in srgb,var(--bg) 82%,transparent);-webkit-backdrop-filter:saturate(1.6) blur(16px);backdrop-filter:saturate(1.6) blur(16px);border-bottom:1px solid color-mix(in srgb,var(--line) 70%,transparent)}
.brand{font-family:var(--display);font-weight:700;font-size:1.2rem;letter-spacing:-.02em;line-height:1.1;display:flex;align-items:center;gap:10px}
.brand::before{content:"";width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--accent),var(--accent-2) 60%,var(--lime));box-shadow:var(--sombra-acento);flex:none}
.brand small{display:none}
.badges{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.badge{font-size:.78rem;font-weight:600;letter-spacing:.01em;padding:8px 12px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--muted);text-decoration:none;display:inline-flex;align-items:center;min-height:36px}
.badge.ok{border-color:transparent;background:var(--ok-soft);color:var(--ok)}
.badge.warn{border-color:transparent;background:var(--warn-soft);color:var(--warn)}
.badge.link-badge{color:var(--accent);border-color:var(--accent);min-height:44px} /* objetivo táctil ≥ 44 px (es un enlace) */
.badge.link-badge:hover{background:var(--accent-soft)}
button.badge.tema{cursor:pointer;color:var(--ink);padding:8px 14px;min-height:44px;border-radius:999px;border:1px solid var(--line);background:var(--surface);font-weight:600;font-size:.78rem;box-shadow:none}
button.badge.tema:hover{border-color:var(--accent);transform:none}
.acceso{display:flex;flex-wrap:wrap;gap:8px 12px;align-items:center;margin-top:14px;padding:12px 14px;border:1px dashed var(--line);border-radius:14px;background:var(--surface)}
.acceso label{font-weight:600;font-size:.9rem}
.acceso input{width:200px}

/* tipografía común */
.kicker{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:12px}
h2{font-family:var(--display);font-size:clamp(1.9rem,3.6vw,2.7rem);line-height:1.05;letter-spacing:-.035em;margin:0 0 12px;text-wrap:balance}
h3{font-family:var(--display);font-size:1.1rem;margin:0 0 6px;letter-spacing:-.01em}
.opcional{font-family:var(--body);font-weight:500;font-size:.78rem;color:var(--muted);margin-left:8px;letter-spacing:0}
.lead{color:var(--muted);margin:0 0 22px;max-width:66ch;font-size:1.08rem;line-height:1.6}
.sec-cab{text-align:center;max-width:760px;margin:0 auto 44px}
.sec-cab .lead{margin-inline:auto}

/* ===== portada ===== */
.hero{padding-block:clamp(48px,8vw,104px) 0;text-align:center}
.hero-txt{max-width:920px;margin:0 auto}
.hero .kicker{background:var(--accent-soft);padding:8px 14px;border-radius:999px;margin-bottom:22px}
.hero h1{font-family:var(--display);font-weight:700;font-size:clamp(2.9rem,8.4vw,6rem);line-height:.96;letter-spacing:-.05em;margin:0 0 24px;text-wrap:balance}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--accent),var(--accent-2) 60%,#0EA5E9);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:clamp(1.12rem,1.7vw,1.4rem);color:var(--muted);max-width:44ch;margin:0 auto 30px;line-height:1.5;text-wrap:pretty}
.hero-cta{justify-content:center;margin-top:0;gap:12px}
.hero-chips{list-style:none;padding:0;margin:26px 0 0;display:flex;flex-wrap:wrap;justify-content:center;gap:8px}
.hero-chips li{font-size:.84rem;font-weight:600;padding:8px 13px;border-radius:999px;background:var(--surface);border:1px solid var(--line);color:var(--muted)}
/* escenario: foto real a lo grande con las tres tarjetas del recorrido encima */
.hero-stage{position:relative;margin-top:clamp(40px,6vw,72px);border-radius:var(--r-lg);overflow:hidden;aspect-ratio:16/8.4;min-height:440px;box-shadow:var(--sombra-2);background:#1A1830;isolation:isolate}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 30%;transform:scale(1.04) translate(calc(var(--px,0)*-8px),calc(var(--py,0)*-6px));transition:transform .6s var(--ease);animation:kb 26s ease-in-out infinite alternate}
@keyframes kb{from{scale:1}to{scale:1.08}}
.hero-velo{position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,14,31,.02) 35%,rgba(15,14,31,.78) 100%),linear-gradient(100deg,rgba(109,40,217,.35),transparent 55%)}
.hero-art{position:absolute;inset:0;transform:translate(calc(var(--px,0)*12px),calc(var(--py,0)*10px));transition:transform .6s var(--ease)}
.hero-pie{position:absolute;left:0;right:0;bottom:22px;margin:0;text-align:center;color:rgba(255,255,255,.82);font-size:.92rem;font-weight:500;letter-spacing:.01em;text-shadow:0 1px 12px rgba(0,0,0,.4)}
.tarjeta-flotante{position:absolute;background:rgba(255,255,255,.94);color:#14122B;border:1px solid rgba(255,255,255,.6);border-radius:18px;padding:16px 18px;box-shadow:0 24px 60px rgba(0,0,0,.28);font-size:.92rem;max-width:290px;text-align:left;animation:flotar 7s ease-in-out infinite;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);line-height:1.45}
.tarjeta-flotante b{font-family:var(--display);display:block;font-size:.72rem;color:#5B5A78;letter-spacing:.08em;text-transform:uppercase;margin-bottom:6px}
.tarjeta-flotante.idea{left:5%;top:11%;max-width:270px;border-left:4px solid var(--accent)}
.tarjeta-flotante.precio{right:6%;top:24%;animation-delay:-2.3s}
.tarjeta-flotante.precio .grande{font-family:var(--display);font-weight:700;font-size:2rem;letter-spacing:-.03em;display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.tarjeta-flotante.precio .grande small{font-size:.8rem;font-weight:500;color:#5B5A78;letter-spacing:0}
.tarjeta-flotante.lista{left:9%;bottom:16%;max-width:300px;background:rgba(241,251,214,.96);border-color:transparent;color:#1A2E05;animation-delay:-4.6s}
.tarjeta-flotante.lista b{color:#3F5A1A}
.tarjeta-flotante.lista .url{font-family:var(--mono);font-size:.8rem;opacity:.85}
@keyframes flotar{0%,100%{translate:0 0}50%{translate:0 -10px}}

/* ===== cómo funciona ===== */
.como{padding-block:clamp(64px,10vw,128px) 0}
.como-lista{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.como-lista li{position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--surface);border:1px solid var(--line);box-shadow:var(--sombra);transition:transform .45s var(--ease),box-shadow .45s var(--ease)}
.como-lista li:hover{transform:translateY(-6px);box-shadow:var(--sombra-2)}
.como-lista img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;display:block;transition:transform .8s var(--ease)}
.como-lista li:hover img{transform:scale(1.04)}
.como-lista .cuerpo{padding:22px 24px 26px}
.como-lista .num{display:block;font-family:var(--display);font-weight:700;font-size:clamp(2.6rem,4vw,3.4rem);line-height:1;letter-spacing:-.05em;background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:10px}
.como-lista h3{font-size:1.35rem;letter-spacing:-.02em;margin:0 0 8px}
.como-lista p{margin:0;color:var(--muted);line-height:1.55}

/* ===== instancias ===== */
.instancias{padding-block:clamp(64px,10vw,120px) 0}
.inst-cabeza{display:flex;flex-direction:column;align-items:center;text-align:center;gap:4px;margin-bottom:30px}
.inst-cabeza h2{margin-bottom:6px}
.inst-cabeza .hint{margin:0;font-size:1rem}
.inst-lista{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.inst{text-align:left;padding:22px 20px;border-radius:22px;border:1.5px solid var(--line);background:var(--surface);display:flex;flex-direction:column;gap:8px;font-weight:400;min-height:44px;box-shadow:none;transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .2s ease,background .2s ease}
.inst:hover:not(:disabled){transform:translateY(-4px);box-shadow:var(--sombra)}
.inst .ic{font-size:2rem;line-height:1;width:54px;height:54px;border-radius:16px;display:grid;place-items:center;background:var(--bg-2)}
.inst b{font-family:var(--display);font-size:1.15rem;letter-spacing:-.01em;margin-top:4px}
.inst span{font-size:.86rem;color:var(--muted);line-height:1.45}
.inst.sel{border-color:var(--accent);background:var(--accent-soft);box-shadow:0 0 0 4px var(--accent-soft)}
.inst.sel .ic{background:var(--surface)}
.inst-variantes{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px;justify-content:center}
.inst-variantes button{font-size:.92rem;padding:10px 16px;border-radius:999px}
.inst-variantes button.sel{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:var(--accent-ink);border-color:transparent}
@media (max-width:820px){ .inst-lista{grid-template-columns:1fr 1fr} }

/* ===== pasos: barra de progreso + stepper ===== */
.pasos{margin-block:clamp(56px,8vw,96px) 34px}
.progreso{height:5px;border-radius:999px;background:var(--line);overflow:hidden;margin-bottom:16px}
.progreso span{display:block;height:100%;width:var(--p,0%);min-width:5px;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--accent-2) 55%,var(--lime));transition:width .7s var(--ease)}
.stepper{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;position:relative}
.step{padding:14px 16px 14px 58px;border-radius:16px;border:1px solid var(--line);background:var(--surface);font-size:.84rem;color:var(--muted);position:relative;transition:border-color .25s ease,box-shadow .25s ease,transform .35s var(--ease);text-align:left;font-weight:400;line-height:1.45;min-height:44px;box-shadow:none;cursor:default;font-family:var(--body)}
.step .d{display:block}
.step:disabled{opacity:1;cursor:default;transform:none;box-shadow:none}
.step:not(:disabled){cursor:pointer}
.step.done:not(:disabled):hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:var(--sombra)}
.step.on:hover{transform:translateY(-2px);box-shadow:0 0 0 4px var(--accent-soft)}
.paso-actual{margin:12px 0 0;font-size:.92rem;color:var(--muted);text-align:center;display:none}
.step .n{position:absolute;left:16px;top:15px;width:30px;height:30px;border-radius:50%;background:var(--bg-2);border:1px solid var(--line);color:var(--ink);font-family:var(--display);font-weight:700;font-size:.85rem;display:grid;place-items:center;transition:background .3s ease,transform .3s var(--ease)}
.step b{display:block;font-family:var(--display);font-size:1rem;color:var(--ink);letter-spacing:-.01em}
.step.on{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft);transform:translateY(-2px)}
.step.on .n{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:var(--accent-ink);border-color:transparent;transform:scale(1.08)}
.step.done{border-color:var(--ok)}
.step.done .n{background:var(--ok);color:var(--ok-ink);border-color:transparent}
.step.done .n::before{content:"✓"}
.step.done .n span{display:none}

/* ===== secciones del flujo ===== */
section{margin-block:36px;scroll-margin-top:calc(var(--cabecera) + 14px)}
section.paso-sec{animation:entrar .65s var(--ease) both}
@keyframes entrar{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:none}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:var(--sombra)}
.card+.card{margin-top:16px}
.grid2{display:grid;grid-template-columns:1.2fr 1fr;gap:20px;align-items:start}
.ideas-cab{margin:0 0 12px}
textarea,input,select{width:100%;font:inherit;color:var(--ink);background:var(--surface);border:1.5px solid var(--line);border-radius:14px;padding:13px 15px;min-height:44px;transition:border-color .15s ease,box-shadow .15s ease}
textarea{min-height:190px;resize:vertical;font-size:1.05rem;line-height:1.55}
textarea::placeholder,input::placeholder{color:var(--muted);opacity:1} /* contraste AA también en el texto de ayuda del campo */
.contexto textarea{min-height:120px;font-size:1rem}
textarea:focus,input:focus,select:focus,button:focus-visible,a:focus-visible,summary:focus-visible,.esc:focus-visible,.arq:focus-visible,.cand:focus-visible,.soltar:focus-within{outline:3px solid var(--focus);outline-offset:2px;border-color:var(--accent)}
/* Tarjeta de plan: el control role=radio (.esc-radio) va dentro de la tarjeta y el anillo se pinta en la tarjeta entera. */
.esc-radio{outline:none}
.esc:has(>.esc-radio:focus-visible){outline:3px solid var(--focus);outline-offset:2px;border-color:var(--accent)}
@supports not selector(:has(a)){ .esc-radio:focus-visible{outline:3px solid var(--focus);outline-offset:8px;border-radius:12px} }
.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:16px}
button{font:inherit;font-weight:600;border-radius:14px;border:1.5px solid var(--line);background:var(--surface);color:var(--ink);padding:10px 18px;min-height:44px;cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .2s ease,border-color .2s ease}
button:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--sombra)}
button:active:not(:disabled){transform:translateY(0) scale(.98);transition-duration:.08s}
button.primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:var(--accent-ink);border-color:transparent;box-shadow:var(--sombra-acento)}
button.primary:hover:not(:disabled){box-shadow:0 18px 40px rgba(109,40,217,.35)}
button.primary.grande,button.ghost.grande{padding:14px 26px;font-size:1.05rem;border-radius:999px;min-height:52px}
button.ghost{background:transparent}
button:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
.mic{background:var(--surface)}
.mic.on{background:var(--coral-soft);border-color:var(--coral);color:var(--coral)}
.hint{font-size:.85rem;color:var(--muted)}
p.hint{margin:10px 0 0}
.etq{display:block;font-size:.78rem;font-weight:700;color:var(--muted);letter-spacing:.06em;text-transform:uppercase;margin-bottom:6px}

/* catálogo de ideas: tarjetas que se elevan */
.catalogo{display:grid;grid-template-columns:repeat(auto-fill,minmax(168px,1fr));gap:12px}
.prod{text-align:left;padding:14px;border-radius:18px;border:1.5px solid var(--line);background:var(--surface);display:flex;flex-direction:column;gap:7px;font-weight:400;box-shadow:none;transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .2s ease,background .2s ease}
.prod:hover:not(:disabled){border-color:var(--accent);box-shadow:var(--sombra);transform:translateY(-5px)}
.prod .ic{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;font-size:1.5rem;background:var(--accent-soft);transition:transform .4s var(--ease)}
.prod:hover:not(:disabled) .ic{transform:scale(1.08) rotate(-3deg)}
.prod:nth-child(4n+2) .ic{background:var(--lime-soft)}
.prod:nth-child(4n+3) .ic{background:var(--coral-soft)}
.prod:nth-child(4n) .ic{background:var(--sky-soft)}
.prod b{font-family:var(--display);font-size:.98rem;line-height:1.2;letter-spacing:-.01em}
.prod .r{font-size:.8rem;color:var(--muted);line-height:1.4}
.prod.sel{border-color:var(--accent);background:var(--accent-soft);box-shadow:0 0 0 4px var(--accent-soft)}
.prod.off{opacity:.6}
.prod .pronto{font-size:.7rem;font-weight:700;color:var(--warn);background:var(--warn-soft);padding:3px 8px;border-radius:999px;align-self:flex-start}
.pronto-lista{margin:12px 0 0;padding:12px 14px;border-radius:16px;border:1px dashed var(--line);font-size:.82rem;color:var(--muted);line-height:1.9}
.pronto-lista b{font-family:var(--display);color:var(--ink);margin-right:6px}
.pronto-lista span{white-space:nowrap;margin-right:8px}

/* paso 2 */
.campos{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.campo{display:flex;flex-direction:column;gap:5px}
.campo label{font-size:.76rem;font-weight:700;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.campo.full{grid-column:1/-1}
pre.prompt{font-family:var(--mono);font-size:.85rem;white-space:pre-wrap;background:var(--bg-2);border:1px solid var(--line);border-radius:14px;padding:14px;margin:0}
.nota{margin-top:14px;padding:12px 14px;border-radius:14px;background:var(--accent-soft);color:var(--ink);font-size:.9rem;border-left:4px solid var(--accent)}
.soltar{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;text-align:center;min-height:130px;padding:16px;border:2px dashed var(--line);border-radius:16px;background:var(--bg-2);cursor:pointer;font-weight:600;transition:border-color .15s ease,background .15s ease}
.soltar:hover{border-color:var(--accent)}
.soltar input{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden}
.soltar.sobre{border-color:var(--accent);background:var(--accent-soft)}
.adjuntos{list-style:none;margin:10px 0 0;padding:0;display:grid;gap:6px}
.adjuntos li{display:grid;grid-template-columns:auto 1fr auto;gap:2px 10px;align-items:center;padding:8px 10px;border:1px solid var(--line);border-radius:14px;background:var(--surface);font-size:.88rem}
.adjuntos .ic{grid-row:1/3;font-size:1.3rem}
.adjuntos .n{font-weight:600;word-break:break-all}
.adjuntos .d{grid-column:2;font-size:.78rem;color:var(--muted)}
.adjuntos button{grid-row:1/3;min-width:44px;min-height:44px;padding:4px 10px;font-size:.9rem;border-radius:12px}

/* paso 3: planes como tabla de precios */
.escalas{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.escalas:has(.esc:nth-child(4):last-child){grid-template-columns:repeat(2,1fr)} /* con 4 planes, 2×2 en vez de 3+1 */
.esc{border:1.5px solid var(--line);border-radius:22px;padding:18px;background:var(--surface);cursor:pointer;display:flex;flex-direction:column;gap:9px;position:relative;transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .2s ease}
.esc:hover{transform:translateY(-4px);box-shadow:var(--sombra)}
.esc.sel{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft),var(--sombra)}
.esc.gratis{background:linear-gradient(180deg,var(--lime-soft),var(--surface) 55%)}
.esc-radio{display:flex;flex-direction:column;gap:9px;flex:1 1 auto;min-width:0}
.esc .cabeza{display:flex;flex-direction:column;gap:6px}
.esc h3{font-family:var(--display);font-size:1.1rem;margin:0}
.esc .nivel{font-size:.7rem;font-weight:700;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.esc details.capas{margin:0;font-size:.8rem} .esc details.capas summary{font-weight:600;color:var(--accent);font-size:.8rem} .esc details.capas ul{margin:6px 0 0;padding-left:18px;color:var(--muted)}
.esc .reco{font-size:.68rem;font-weight:700;color:var(--accent-ink);background:linear-gradient(135deg,var(--accent),var(--accent-2));padding:4px 10px;border-radius:999px;text-transform:uppercase;letter-spacing:.06em;align-self:flex-start}
.esc .precio{font-family:var(--display);font-weight:700;font-size:1.75rem;letter-spacing:-.04em;line-height:1.05}
.esc.gratis .precio{color:var(--ok)}
.esc .precio small{display:block;font-family:var(--body);font-weight:500;font-size:.78rem;color:var(--muted);letter-spacing:0;margin-top:3px}
.esc .limites{font-size:.8rem;font-weight:600;padding:8px 10px;border-radius:12px;background:var(--bg-2);border:1px solid var(--line)}
.esc .para{font-size:.82rem;color:var(--muted);min-height:2.4em}
.esc .num{font-family:var(--mono);font-size:.78rem;display:grid;grid-template-columns:auto 1fr;gap:3px 8px;font-variant-numeric:tabular-nums;padding-top:8px;border-top:1px dashed var(--line)}
.esc .num span:nth-child(odd){color:var(--muted)}
.esc .cop{font-size:.76rem;color:var(--muted)}
.esc ul{margin:0;padding-left:18px;font-size:.8rem;color:var(--muted)}
.esc .tag{font-size:.72rem;font-weight:700;color:var(--warn);margin-top:auto}
.esc .tag.ok{color:var(--ok)}
details{margin-top:12px}
summary{cursor:pointer;font-weight:600;min-height:44px;display:flex;align-items:center}
details ul{margin:8px 0 0;padding-left:20px;font-size:.88rem;color:var(--muted)}

/* paso 3: dirección de arte (seis arquetipos con vista previa del héroe) */
#arte{margin-top:40px}
.arte-cab{text-align:center;max-width:720px;margin:0 auto 24px}
.arte-cab h3{font-size:clamp(1.6rem,3vw,2.2rem);letter-spacing:-.03em;margin:0 0 8px}
.arte-cab .arte-frase{font-family:var(--display);font-size:1.15rem;color:var(--ink);margin:0 0 6px}
.arte-cab .hint{margin:0}
.arte-lista{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.arq{position:relative;border:1.5px solid var(--line);border-radius:22px;background:var(--surface);overflow:hidden;cursor:pointer;display:flex;flex-direction:column;transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .2s ease}
.arq:hover{transform:translateY(-5px);box-shadow:var(--sombra-2)}
.arq.sel{border-color:var(--a-acento,var(--accent));box-shadow:0 0 0 4px color-mix(in srgb,var(--a-acento,var(--accent)) 22%,transparent),var(--sombra)}
.arq .reco{position:absolute;top:12px;left:12px;z-index:2;font-size:.68rem;font-weight:700;color:#fff;background:rgba(15,14,31,.72);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:5px 10px;border-radius:999px;text-transform:uppercase;letter-spacing:.06em}
.arq .marca{position:absolute;top:12px;right:12px;z-index:2;width:26px;height:26px;border-radius:50%;background:var(--a-acento,var(--accent));color:#fff;display:grid;place-items:center;font-size:.8rem;font-weight:700;opacity:0;transform:scale(.6);transition:opacity .25s ease,transform .35s var(--ease)}
.arq.sel .marca{opacity:1;transform:scale(1)}
/* mini vista previa: la foto del sector con degradado hacia el fondo del arquetipo y el nombre del proyecto en su fuente */
.mini{position:relative;aspect-ratio:16/10;background:var(--a-fondo,#fff);color:var(--a-texto,#111);overflow:hidden;font-family:var(--a-txt,var(--body))}
.mini-foto{position:absolute;inset:0;background-size:cover;background-position:center;animation:kb var(--a-dur,18s) ease-in-out infinite alternate;transform-origin:center}
.mini-velo{position:absolute;inset:0;background:linear-gradient(180deg,transparent 22%,color-mix(in srgb,var(--a-fondo,#fff) 88%,transparent) 62%,var(--a-fondo,#fff) 80%)}
.mini-barra{position:absolute;top:10px;left:12px;display:flex;gap:5px;z-index:1}
.mini-barra i{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.8);box-shadow:0 1px 4px rgba(0,0,0,.25)}
.mini-txt{position:absolute;left:16px;right:16px;bottom:14px;display:flex;flex-direction:column;gap:6px;z-index:1}
.mini-lema{font-size:.66rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--a-acento,#111)}
.mini-txt b{font-family:var(--a-tit,var(--display));font-weight:700;font-size:clamp(1.15rem,2vw,1.45rem);line-height:1.05;letter-spacing:-.025em;color:var(--a-texto,#111);text-wrap:balance;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.mini-cta{align-self:flex-start;font-size:.72rem;font-weight:700;padding:6px 12px;border-radius:var(--a-radio,12px);background:var(--a-acento,#111);color:#fff;box-shadow:0 6px 16px color-mix(in srgb,var(--a-acento,#000) 35%,transparent);animation:latir var(--a-dur,18s) ease-in-out infinite}
.mini-cta.oscuro{color:#111}
@keyframes latir{0%,90%,100%{transform:none}94%{transform:translateY(-2px)}}
.arq-info{padding:14px 16px 16px;display:flex;flex-direction:column;gap:8px}
.arq-titulo{display:flex;align-items:baseline;justify-content:space-between;gap:8px;flex-wrap:wrap}
.arq-titulo b{font-family:var(--display);font-size:1.1rem;letter-spacing:-.01em}
.arq-titulo span{font-size:.76rem;font-weight:600;color:var(--muted)}
.arq-desc{margin:0;font-size:.84rem;color:var(--muted);line-height:1.45}
.arq-pie{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap;padding-top:8px;border-top:1px dashed var(--line)}
.paleta{display:flex;gap:5px}
.paleta i{width:18px;height:18px;border-radius:50%;border:1px solid rgba(0,0,0,.12);box-shadow:inset 0 0 0 1px rgba(255,255,255,.35)}
.fuentes{font-size:.78rem;color:var(--muted);display:flex;gap:6px;align-items:baseline;flex-wrap:wrap}
.fuentes .ft{font-family:var(--a-tit,var(--display));font-weight:700;color:var(--ink);font-size:.92rem}
.mov{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);padding:3px 8px;border-radius:999px;background:var(--bg-2);border:1px solid var(--line)}

/* paso 2: perfilado evolutivo */
.candidatas{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px;margin-top:12px}
.cand{border:1.5px solid var(--line);border-radius:16px;padding:14px 16px;background:var(--surface);display:flex;flex-direction:column;gap:6px;cursor:pointer;transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .2s ease}
.cand:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:var(--sombra)}
.cand.sel{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
.cand .enf{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--accent)}
.cand b{font-family:var(--display);font-size:1rem}
.cand .pts{font-family:var(--display);font-weight:700;font-size:1.3rem;letter-spacing:-.02em}
.cand .pts small{font-size:.75rem;font-weight:500;color:var(--muted);margin-left:4px}
.cand ul{margin:4px 0 0;padding-left:18px;font-size:.82rem;color:var(--muted)}
.cand .porque{font-size:.82rem;color:var(--muted)}
#preguntas{margin-top:12px;display:grid;gap:8px}
#preguntas label{font-weight:600;font-size:.9rem}

/* paso 5: consultor */
.diagnostico{padding:14px 16px;border-radius:14px;background:var(--accent-soft);border-left:4px solid var(--accent);font-size:.95rem;margin-bottom:14px}
.diagnostico b{font-family:var(--display)}
.propuestas{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:12px}
.prop{border:1.5px solid var(--line);border-radius:16px;padding:14px 16px;background:var(--surface);display:flex;flex-direction:column;gap:6px;transition:border-color .2s ease,box-shadow .3s ease}
.prop.sel{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
.prop .cab{display:flex;align-items:flex-start;gap:10px;min-height:44px;cursor:pointer}
.prop .cab input{width:24px;height:24px;min-height:0;margin-top:1px;flex:none;accent-color:var(--accent)}
.prop .cab b{font-family:var(--display);font-size:1rem}
.prop .imp{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;padding:3px 9px;border-radius:999px;align-self:flex-start}
.prop .imp.wow{background:var(--lime-soft);color:var(--lime-texto)} .prop .imp.pro{background:var(--accent-soft);color:var(--accent)} .prop .imp.base{background:var(--bg-2);color:var(--muted)}
.prop .porque{font-size:.85rem;color:var(--muted)}
.prop textarea{min-height:64px;font-size:.88rem}
.prop .pie{font-size:.76rem;color:var(--muted)}

/* paso 4: resultado con sello */
.sello{display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:start;padding:18px 20px;border-radius:18px;background:linear-gradient(135deg,var(--lime-soft),var(--surface) 70%);border:1px solid var(--line)}
.sello .check{width:56px;height:56px;flex:none}
.sello .check circle{fill:none;stroke:var(--ok);stroke-width:3;stroke-dasharray:160;stroke-dashoffset:160;animation:trazo .7s var(--ease) .15s forwards}
.sello .check path{fill:none;stroke:var(--ok);stroke-width:4;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:40;stroke-dashoffset:40;animation:trazo .45s var(--ease) .7s forwards}
@keyframes trazo{to{stroke-dashoffset:0}}
.sello-txt{display:flex;flex-direction:column;gap:6px;min-width:0}
.sello-txt b{font-family:var(--display);font-size:1.25rem;letter-spacing:-.02em}
#selloArte{font-size:.9rem;color:var(--ink)}
#selloArte i{font-style:normal;display:inline-block;width:12px;height:12px;border-radius:50%;vertical-align:-2px;margin-right:6px;background:var(--a-acento,var(--accent))}
.sello-diseno{list-style:none;margin:4px 0 0;padding:0;display:grid;gap:3px;font-size:.84rem;color:var(--muted)}
.sello-diseno li::before{content:"✓ ";color:var(--ok);font-weight:700}
.sello-diseno li.mal::before{content:"✗ ";color:var(--warn)}
.dueno{border:1.5px dashed var(--accent);border-radius:18px;padding:16px 18px;background:var(--accent-soft)}
.dueno h3{margin:0 0 4px}
.dueno .link a{color:var(--accent);text-decoration:none;word-break:break-all;display:inline-flex;align-items:center;min-height:44px}
.datos{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;margin:10px 0 0;font-size:.9rem}
.datos dt{font-weight:700;color:var(--muted)} .datos dd{margin:0} .datos code{font-family:var(--mono);background:var(--surface);padding:2px 6px;border-radius:6px}
.art{display:grid;grid-template-columns:1fr;gap:14px}
.link{font-family:var(--mono);font-size:.88rem;word-break:break-all;padding:12px 14px;background:var(--bg-2);border:1px solid var(--line);border-radius:14px}
iframe{width:100%;height:640px;border:1px solid var(--line);border-radius:20px;background:var(--surface);box-shadow:var(--sombra)}
.estado{font-size:.9rem;color:var(--muted);margin-top:10px;min-height:1.4em}
.spin::before{content:"";display:inline-block;width:.8em;height:.8em;border:2px solid var(--line);border-top-color:var(--accent);border-radius:50%;margin-right:8px;vertical-align:-2px;animation:g .8s linear infinite}
@keyframes g{to{transform:rotate(360deg)}}
#pruebas li.ok::before{content:"✓ ";color:var(--ok)}
#pruebas li.mal::before{content:"✗ ";color:var(--warn)}
footer{margin-top:64px;padding-top:20px;border-top:1px solid var(--line);font-size:.82rem;color:var(--muted);line-height:1.7}
footer a{color:var(--accent)}

/* ===== movimiento reducido y pantallas ===== */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation:none!important;transition:none!important}
  .rev{opacity:1;transform:none}
  .sello .check circle,.sello .check path{stroke-dashoffset:0}
  button:hover:not(:disabled),.prod:hover:not(:disabled),.esc:hover,.arq:hover,.inst:hover:not(:disabled),.como-lista li:hover,.cand:hover{transform:none}
}
@media (max-width:1000px){ .escalas{grid-template-columns:repeat(2,1fr)} .arte-lista{grid-template-columns:repeat(2,1fr)} .como-lista{grid-template-columns:1fr 1fr} .como-lista li:last-child{grid-column:1/-1} .como-lista li:last-child img{aspect-ratio:16/7} }
@media (max-width:820px){ .grid2,.campos{grid-template-columns:1fr} .escalas{grid-template-columns:1fr 1fr} .stepper{grid-template-columns:1fr 1fr 1fr} .hero-stage{aspect-ratio:4/3.4;min-height:420px} .tarjeta-flotante{font-size:.84rem;padding:12px 14px;max-width:240px} .tarjeta-flotante.precio .grande{font-size:1.5rem} .tarjeta-flotante.idea{top:8%;left:4%} .tarjeta-flotante.precio{right:4%;top:30%} .tarjeta-flotante.lista{left:6%;bottom:14%} }
@media (max-width:640px){ .como-lista{grid-template-columns:1fr} .como-lista li:last-child img{aspect-ratio:4/3} .arte-lista{grid-template-columns:1fr} }
@media (max-width:560px){
  body{padding-block:0 40px}
  .escalas,.escalas:has(.esc:nth-child(4):last-child){grid-template-columns:1fr} /* en el celular, una tarjeta de plan por fila (la regla :has de arriba pesa más y forzaba dos columnas estrechas) */
  button.primary.grande,button.ghost.grande{width:100%} .hero{padding-block:34px 0} .hero h1{font-size:clamp(2.7rem,13.5vw,3.4rem)} .hero p{font-size:1.05rem} .hero .kicker{font-size:.68rem;letter-spacing:.06em;white-space:normal;line-height:1.35}
  .hero-chips li{font-size:.78rem;padding:7px 11px}
  /* escenario en vertical: la foto arriba y las tres tarjetas apiladas encima del degradado */
  .hero-stage{aspect-ratio:auto;min-height:0;height:580px;border-radius:22px}
  .hero-img{object-position:center 20%}
  .hero-velo{background:linear-gradient(180deg,rgba(15,14,31,0) 18%,rgba(15,14,31,.86) 62%)}
  .hero-art{position:absolute;inset:auto 14px 16px 14px;display:flex;flex-direction:column;gap:10px;transform:none}
  .tarjeta-flotante,.tarjeta-flotante.idea,.tarjeta-flotante.precio,.tarjeta-flotante.lista{position:static;max-width:none;animation:none;font-size:.86rem;padding:12px 14px}
  .tarjeta-flotante.precio .grande{font-size:1.45rem}
  .hero-pie{display:none}
  /* cabecera compacta: las insignias en su propia fila, envueltas y más pequeñas (antes se deslizaban sin barra y «Modo oscuro» quedaba fuera de la
     pantalla). Con varias filas la cabecera ya no es fija en el celular: fija taparía una quinta parte de la pantalla; el indicador de pasos orienta. */
  header{padding-block:8px;min-height:56px} body:not(.bo) header{position:static} .badges{flex-wrap:wrap;width:100%;padding-bottom:0;gap:6px} .badge{white-space:nowrap;flex:none;min-height:32px;padding:5px 9px;font-size:.72rem} button.badge.tema{min-height:44px;padding:5px 11px;font-size:.72rem} .badge.link-badge{min-height:44px}
  .como,.instancias{padding-block:56px 0} .sec-cab{margin-bottom:26px} .inst-lista{grid-template-columns:1fr 1fr;gap:10px} .inst{padding:16px 14px;border-radius:18px} .inst .ic{width:44px;height:44px;font-size:1.6rem} .inst b{font-size:1rem}
  /* pasos en el celular: cinco círculos tocables (≥ 44 px) y una sola línea «Paso 1 de 5 · …» debajo (GOV.UK: «pregunta 3 de 9») */
  .pasos{margin-block:44px 24px} .stepper{grid-template-columns:repeat(5,1fr);gap:8px} .step{padding:0;min-height:48px;height:48px;display:grid;place-items:center;border-radius:14px} .step b,.step .d{display:none} .step .n{position:static;width:32px;height:32px}
  .paso-actual{display:block}
  .catalogo{grid-template-columns:1fr 1fr;gap:8px} .prod{padding:12px} .prod .ic{width:40px;height:40px;font-size:1.3rem}
  .card{padding:18px;border-radius:20px}
  .arte-lista{gap:12px}
  .sello{grid-template-columns:1fr;padding:16px}
  iframe{height:520px}
}

/* ===== pasada de UX (27-sep-2026): guía para quien no es nativo de IA =====
   Fuentes: Nielsen (visibilidad del estado, reconocimiento, errores en lenguaje llano), NN/g sugerencias de prompt y carga cognitiva
   en formularios, GOV.UK «una cosa por página», WCAG 2.2 (foco visible, contraste AA, objetivos ≥ 24 px; aquí ≥ 44 px), Apple HIG
   (claridad, deferencia, 44 pt, Reduce Motion). Todo usa las variables de arriba y respeta data-theme="dark". */
.saltar{position:absolute;left:16px;top:-60px;z-index:100;padding:12px 16px;border-radius:12px;background:var(--accent);color:var(--accent-ink);font-weight:700;text-decoration:none;transition:top .2s ease}
.saltar:focus{top:12px;outline:3px solid var(--lime);outline-offset:2px}
.hero-nota{font-size:.95rem!important;color:var(--muted);max-width:52ch!important;margin:14px auto 0!important;line-height:1.5}
.inst-estado{margin:14px 0 0;text-align:center;min-height:1.4em;font-size:.95rem;color:var(--accent);font-weight:600}
.inst-estado:empty{display:none}
.inst-seguir{justify-content:center;margin-top:18px}
/* paso 1: caso elegido, ejemplos clicables, pistas y plantilla guiada */
.elegida{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px;margin:0 0 14px;padding:10px 14px;border-radius:14px;background:var(--bg-2);border:1px solid var(--line);font-size:.9rem}
.elegida .etq-inline{font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.elegida b{font-family:var(--display);font-size:.98rem}
.elegida.sin{border-style:dashed;background:var(--warn-soft);border-color:color-mix(in srgb,var(--warn) 40%,transparent)}
.elegida.sin b{color:var(--warn);font-weight:600;font-family:var(--body);font-size:.9rem}
.elegida .enlace-btn{margin-left:auto;padding:8px 10px;min-height:44px}
.ejemplos{margin:0 0 14px}
.ejemplos-cab{display:block;font-size:.8rem;font-weight:700;color:var(--muted);margin-bottom:8px}
.ejemplos-lista{display:flex;flex-wrap:wrap;gap:8px}
.ejemplo{font-size:.86rem;font-weight:600;padding:9px 14px;border-radius:999px;border:1.5px solid var(--line);background:var(--surface);min-height:44px;text-align:left;line-height:1.3}
.ejemplo:hover:not(:disabled){border-color:var(--accent);background:var(--accent-soft);transform:none;box-shadow:none}
.pistas{list-style:none;margin:10px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:6px 14px;font-size:.82rem;color:var(--muted)}
.pistas li{display:inline-flex;align-items:center;gap:6px;transition:color .2s ease}
.pistas li::before{content:"○";font-size:.95em;color:var(--muted)}
.pistas li.ok{color:var(--ok);font-weight:600}
.pistas li.ok::before{content:"✓";font-weight:700;color:var(--ok)}
.guia{margin-top:12px;border:1.5px dashed var(--line);border-radius:16px;padding:0 14px}
.guia summary{font-size:.92rem;color:var(--accent)}
.guia-cuerpo{display:grid;gap:12px;padding:4px 0 14px}
.guia-cuerpo .campo label{font-size:.76rem;font-weight:700;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.guia-cuerpo select{appearance:auto;cursor:pointer}
.guia-cuerpo .row{margin-top:2px}
.accion-nota{margin:10px 0 0;line-height:1.5}
.aviso-voz{margin-top:10px;border-top:1px dashed var(--line)}
.aviso-voz summary{font-size:.82rem;font-weight:500;color:var(--muted);min-height:44px}
.aviso-voz p.hint{margin:0 0 10px}
.aviso-voz:has(#avisoVoz[hidden]){display:none} /* cuenta.js oculta #avisoVoz cuando la organización apaga la voz */
.ayuda{margin:-8px 0 18px;padding:0 14px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
.ayuda summary{font-size:.9rem;color:var(--accent)}
.ayuda p.hint{margin:0 0 12px;max-width:70ch}
.siguiente{margin:0;padding:12px 14px;border-radius:14px;background:var(--bg-2);border:1px solid var(--line);color:var(--ink);font-size:.92rem}
/* paso 3: tarjetas de plan con lo técnico plegado */
.esc details.tec{margin-top:2px;padding:8px 10px;border-radius:12px;background:var(--bg-2);border:1px solid var(--line)}
.esc details.tec summary{color:var(--muted)}
.esc details.tec .num{padding-top:6px;border-top:0}
.esc details.tec .cop{display:block;margin-top:6px}
.esc details.tec .capas-tit{display:block;margin-top:8px;font-size:.78rem;color:var(--ink)}
.esc .precio small{line-height:1.4}
/* construcción con avance visible */
.construyendo{margin-top:14px;padding:16px 18px;border-radius:18px;border:1.5px solid var(--accent);background:var(--accent-soft);display:grid;gap:10px;animation:entrar .5s var(--ease) both}
.construyendo.lista{border-color:var(--ok);background:var(--ok-soft)}
.construyendo-cab{display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px 14px;align-items:baseline}
.construyendo-cab b{font-family:var(--display);font-size:1.05rem;letter-spacing:-.01em}
.construyendo-cab span{font-family:var(--mono);font-size:.8rem;color:var(--muted);font-variant-numeric:tabular-nums}
.construyendo-barra{height:10px;border-radius:999px;background:color-mix(in srgb,var(--ink) 10%,transparent);overflow:hidden}
.construyendo-barra span{display:block;height:100%;width:var(--p,0%);min-width:6px;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--accent-2) 55%,var(--lime));transition:width .9s var(--ease);position:relative;overflow:hidden}
.construyendo-barra span::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.45),transparent);animation:brillo 1.6s linear infinite}
@keyframes brillo{from{transform:translateX(-100%)}to{transform:translateX(100%)}}
.construyendo.lista .construyendo-barra span{background:var(--ok)}
.construyendo.lista .construyendo-barra span::after{animation:none}
.construyendo-pasos{list-style:none;margin:0;padding:0;display:grid;gap:4px;font-size:.88rem;color:var(--muted)}
.construyendo-pasos li{display:flex;align-items:center;gap:10px;min-height:28px}
.construyendo-pasos .n{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-family:var(--display);font-weight:700;font-size:.75rem;background:var(--surface);border:1px solid var(--line);color:var(--muted);flex:none}
.construyendo-pasos li.actual{color:var(--ink);font-weight:600}
.construyendo-pasos li.actual .n{background:var(--accent);color:var(--accent-ink);border-color:transparent}
.construyendo-pasos li.hecho .n{background:var(--ok);color:var(--ok-ink);border-color:transparent}
.construyendo-pasos li.hecho .n::before{content:"✓"} .construyendo-pasos li.hecho .n{font-size:0} .construyendo-pasos li.hecho .n::before{font-size:.75rem}
.construyendo p.hint{margin:0}
/* error amable (tarjeta de cuenta.js con tipo «error») */
.aviso-tarjeta.error{border-color:var(--coral);background:var(--coral-soft)} .aviso-tarjeta.error .ic{background:var(--surface)}
@media (prefers-reduced-motion:reduce){ .saltar{transition:none} .construyendo,.construyendo-barra span::after{animation:none} .construyendo-barra span{transition:none} }
@media (max-width:560px){
  .hero-nota{font-size:.9rem!important}
  .elegida{font-size:.86rem;padding:10px 12px} .elegida .enlace-btn{margin-left:0}
  .ejemplo{width:100%;padding:11px 14px}
  .guia{padding:0 12px}
  .construyendo{padding:14px}
}